How many patents does Tanaka Toyoki have in patentsdb?

Tanaka Toyoki is linked to 20 publications as assignee in our database.

What technology areas does Tanaka Toyoki patent most?

Top mapped technology areas by patent count: Physics (19); Electricity (9); Operations & Transport (1).

In our data, assignee counts were 3 in 2022 and 1 in 2025 (lower year over year).

See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.

Tanaka Toyoki holds 20 patents in our database, with recent filings and technology areas summarized below.

Year-over-year patent counts for this assignee.

Filing activity over the last five years is rapidly declining.

Latest publications where this party is an assignee.

Representative or frequently cited publications from precomputed assignee stats.

Mapped technology topics for this assignee.

Answers are generated from the same data shown on this page.

How many patents does Tanaka Toyoki have in patentsdb?: Tanaka Toyoki is linked to 20 publications as assignee in our database.
What technology areas does Tanaka Toyoki patent most?: Top mapped technology areas by patent count: Physics (19); Electricity (9); Operations & Transport (1).
Is Tanaka Toyoki's patent activity growing?: In our data, assignee counts were 3 in 2022 and 1 in 2025 (lower year over year).
What are recent patents assigned to Tanaka Toyoki?: See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.